New information systems and services:   A periodic supplement to the fourth edition of encyclopedia of information systems and services  

 - Detroit:   Gale Research Company,  1981 
 - 100p. 
<br/><br/>Issue 1. may,1981: entries 2036-2362   
<br/><br/><label>ISSN: </label>0190-8197 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedia
<br/><br/><label>Subjects--Index Terms: </label>Information  Supplement Information storage  
<br/><br/><label>Universal Decimal Class. No.: </label>D 002.61(71+73)  / L1